振動常用英語詞匯

1、振動方面的專業(yè)英語及詞匯振動方面的專業(yè)英語及詞匯參見《工程振動名詞術語》1振動信號的時域、頻域描述振動信號的時域、頻域描述振動過程(VibrationProcess)簡諧振動(HarmonicVibration)周期振動(PeriodicVibration)準周期振動(QuasiperiodicVibration)瞬態(tài)過程(TransientProcess)隨機振動過程(RomVibrationProcess)各態(tài)歷經(jīng)過程(Ergodi

2、cProcess)確定性過程(DeterministicProcess)振幅(Amplitude)相位(Phase)初相位(InitialPhase)頻率(Frequency)角頻率(AngularFrequency)周期(Period)復數(shù)振動(ComplexVibration)復數(shù)振幅(ComplexAmplitude)峰值(Peakvalue)平均絕對值(AverageAbsoluteValue)有效值(EffectiveValu

3、e，RMSValue)均值(MeanValue，AverageValue)傅里葉級數(shù)(FS，F(xiàn)ourierSeries)傅里葉變換(FT，F(xiàn)ourierTransfm)傅里葉逆變換(IFT，InverseFourierTransfm)離散譜(DiscreteSpectrum)連續(xù)譜(ContinuousSpectrum)傅里葉譜(FourierSpectrum)線性譜(LinearSpectrum)幅值譜(AmplitudeSpectr

4、um)相位譜(PhaseSpectrum)均方值(MeanSquareValue)方差(Variance)協(xié)方差(Covariance)自協(xié)方差函數(shù)(AutocovarianceFunction)互協(xié)方差函數(shù)(CrosscovarianceFunction)自相關函數(shù)(AutocrelationFunction)互相關函數(shù)(CrosscrelationFunction)標準偏差(StardDeviation)相對標準偏差(Relativ

5、eStardDeviation)概率(Probability)概率分布(ProbabilityDistribution)高斯概率分布(GaussianProbabilityDistribution)概率密度(ProbabilityDensity)集合平均(EnsembleAverage)時間平均(TimeAverage)功率譜密度(PSD，PowerSpectrumDensity)自功率譜密度(AutospectralDensity)互

6、功率譜密度(CrossspectralDensity)均方根譜密度(RMSSpectralDensity)能量譜密度(ESD，EnergySpectrumDensity)相干函數(shù)(CoherenceFunction)帕斯瓦爾定理(ParsevalsTheem)維納，辛欽公式(WienerKhinchinFmula2振動系統(tǒng)的固有特性、激勵與響應振動系統(tǒng)(VibrationSystem)激勵(Excitation)響應(Response)

7、單自由度系統(tǒng)(SingleDegreeOfFreedomSystem)多自由度系統(tǒng)(MultiDegreeOfFreedomSystem)離散化系統(tǒng)(DiscreteSystem)連續(xù)體系統(tǒng)(ContinuousSystem)剛度系數(shù)(StiffnessCoefficient)自由振動(FreeVibration)自由響應(FreeResponse)強迫振動(FcedVibration)強迫響應(FcedResponse)初始條件(In

8、itialCondition)固有頻率(NaturalFrequency)阻尼比(DampingRatio)衰減指數(shù)(DampingExponent)阻尼固有頻率(DampedNaturalFrequency)對數(shù)減幅系數(shù)(LogarithmicDecrement)主頻率(PrincipalFrequency)無阻尼模態(tài)頻率(UndampedModalFrequency)模態(tài)(Mode)主振動(PrincipalVibration)振型

9、(ModeShape)振型矢量(VectOfModeShape)模態(tài)矢量(ModalVect)正交性(thogonality)展開定理(ExpansionTheem)主質量(PrincipalMass)模態(tài)質量(ModalMass)主剛度(PrincipalStiffness)模態(tài)剛度(ModalStiffness)正則化(Nmalization)振型矩陣(MatrixOfModalShape)模態(tài)矩陣(ModalMatrix)主坐標(

10、PrincipalCodinates)模態(tài)坐標(ModalCodinates)模態(tài)分析(ModalAnalysis)模態(tài)阻尼比(ModalDampingRatio)頻響函數(shù)(FrequencyResponseFunction)幅頻特性(Amplitudefrequencyacteristics)相頻特性(Phasefrequencyacteristics)共振(Resonance)半功率點(HalfpowerPoints)波德圖(Bod

11、Plot)動力放大系數(shù)(DynamicalMagnificationFact)單位脈沖(UnitImpulse)沖激響應函數(shù)(ImpulseResponseFunction)杜哈美積分(Duhamel’sIntegral)卷積積分(ConvolutionIntegral)卷積定理(ConvolutionTheem)特征矩陣(acteristicMatrix)阻抗矩陣(ImpedanceMatrix)頻響函數(shù)矩陣(MatrixOfFreq

12、uencyResponseFunction)導納矩陣(MobilityMatrix)沖擊響應譜(ShockResponseSpectrum)沖擊激勵(ShockExcitation)沖擊響應(ShockResponse)沖擊初始響應譜(InitialShockResponseSpectrum)沖擊剩余響應譜(ResidualShockResponseSpectrum)沖擊最大響應譜(MaximumShockResponseSpectru

13、m)沖擊響應譜分析(ShockResponseSpectrumAnalysis3模態(tài)試驗分析模態(tài)試驗(ModalTesting)機械阻抗(MechanicalImpedance)位移阻抗(DisplacementImpedance)速度阻抗(VelocityImpedance)加速度阻抗(AccelerationImpedance)機械導納(MechanicalMobility)位移導納(DisplacementMobility)速度導

14、納(VelocityMobility)加速度導納(AccelerationMobility)驅動點導納(DrivingPointMobility)跨點導納(CrossMobility)傳遞函數(shù)(TransferFunction)拉普拉斯變換(LaplaceTransfm)傳遞函數(shù)矩陣(MatrixOfTransferFunction)頻響函數(shù)(FRF，F(xiàn)requencyResponseFunction)頻響函數(shù)矩陣(MatrixOfFR

15、F)實模態(tài)(NmalMode)復模態(tài)(ComplexMode)模態(tài)參數(shù)(ModalParameter)模態(tài)頻率(ModalFrequency)模態(tài)阻尼比(ModalDampingRatio)模態(tài)振型(ModalShape)Accelerometer)體型壓阻式加速度傳感器(BulkTypePiezesistiveAccelerometer)力平衡式傳感器(FceBalanceTransducer)電動力常數(shù)(Electrodynamic

16、Constant)機電耦合系統(tǒng)(ElectromechanicalCouplingSystem)2檢測儀表、激勵設備及校準裝置檢測儀表、激勵設備及校準裝置時間基準信號(TimeBaseSignal)李薩茹圖(LissojousCurve)數(shù)字頻率計(DigitalFrequencyMeter)便攜式測振表(PtableVibrometer)有效值電壓表(RMSValueVoltmeter)峰值電壓表(PeakvalueVoltmeter

17、)平均絕對值檢波電路(AverageAbsoluteValueDetect)峰值檢波電路(PeakvalueDetect)準有效值檢波電路(QuasiRMSValueDetect)真有效值檢波電路(TrueRMSValueDetect)直流數(shù)字電壓表(DVM，DCDigitalVoltmeter)數(shù)字式測振表(DigitalVibrometer)AD轉換器(ADConverter)DA轉換器(DAConverter)相位計(PhaseM

18、eter)電子記錄儀(LeverRecder)光線示波器(Oscillograph)振子(Galvonometer)磁帶記錄儀(MagicTapeRecder)DR方式(直接記錄式)(DirectRecder)FM方式(頻率調制式)(FrequencyModulation)失真度(Disttion)機械式激振器(MechanicalExciter)機械式振動臺(MechanicalShaker)離心式激振器(CentrifugalExc

19、iter)電動力式振動臺(ElectrodynamicShaker)電動力式激振器(ElectrodynamicExciter)液壓式振動臺(HydraulicShaker)液壓式激振器(HydraulicExciter)電液放大器(ElectrohydraulicAmplifier)磁吸式激振器(MagicPullingExciter)渦流式激振器(EddyCurrentExciter)壓電激振片(PiezoelectricExcit

20、ingElements)沖擊力錘(ImpactHammer)沖擊試驗臺(ShockTestingMachine)激振控制技術(ExcitationControlTechnique)波形再現(xiàn)(WaveReproduction)壓縮技術(CompressionTechnique)均衡技術(EqualizationTechnique)交越頻率(CrossoverFrequency)綜合技術(SynthesisTechnique)校準(Cali

21、bration)分部校準(CalibrationfComponentsinsystem)系統(tǒng)校準(CalibrationfOverallSystem)模擬傳感器(SimulatedTransducer)靜態(tài)校準(StaticCalibration)簡諧激勵校準(HarmonicExcitationCalibration)絕對校準(AbsoluteCalibration)相對校準(RelativeCalibration)比較校準(Comp

22、arisonCalibration)標準振動臺(StardVibrationExciter)讀數(shù)顯微鏡法(MicroscopestreakMethod)光柵板法(RonchiRulingMethod)光學干涉條紋計數(shù)法(OpticalInterferometerFringeCountingMethod)光學干涉條紋消失法(OpticalInterferometerFringeDisappearanceMethod)背靠背安裝(Backt

23、obackMounting)互易校準法(ReciprocityCalibration)共振梁(ResonantBar)沖擊校準(ImpactExcitingCalibration)擺錘沖擊校準(BallisticPendulumCalibration)落錘沖擊校準(TestCalibration)振動和沖擊標準(VibrationShockStard)邁克爾遜干涉儀(MichelsonInterferometer)摩爾干涉圖象(Moir

24、eFringe)參考傳感器(ReferenceTransducer)3頻率分析及數(shù)字信號處理頻率分析及數(shù)字信號處理帶通濾波器(BpassFilter)半功率帶寬(HalfpowerBwidth)3dB帶寬(3dBBwidth)等效噪聲帶寬(EffectiveNoiseBwidth)恒帶寬(ConstantBwidth)恒百分比帶寬(ConstantPercentageBwidth)1N倍頻程濾波器(1NOctaveFilter)形狀因子

25、(ShapeFact)截止頻率(CutoffFrequency)中心頻率(CentreFrequency)模擬濾波器(AnalogFilter)數(shù)字濾波器(DigitalFilter)跟蹤濾波器(TrackingFilter)外差式頻率分析儀(HeterodyneFrequencyAnalyzer)逐級式頻率分析儀(SteppedFrequencyAnalyzer)掃描式頻率分析儀(SweepingFilterAnalyzer)混頻器(

26、Mixer)RC平均(RCAveraging)平均時間(AveragingTime)掃描速度(SweepingSpeed)濾波器響應時間(FilterResponseTime)離散傅里葉變換(DFT，DiscreteFourierTransfm)快速傅里葉變換(FFT，F(xiàn)astFourierTransfm)抽樣頻率(SamplingFrequency)抽樣間隔(SamplingInterval)抽樣定理(SamplingTheem)抗混

27、濾波(AntialiasingFilter)泄漏(Leakage)加窗(Windowing)窗函數(shù)(WindowFunction)截斷(Truncation)頻率混淆(FrequencyAliasing)乃奎斯特頻率(NyquistFrequency)矩形窗(RectangularWindow)漢寧窗(HanningWindow)凱塞貝塞爾窗(KaiserBesselWindow)平頂窗(FlattopWindow)平均(Averagi

28、ng)線性平均(LinearAveraging)指數(shù)平均(ExponentialAveraging)峰值保持平均(PeakholdAveraging)時域平均(TimedomainAveraging)譜平均(SpectrumAveraging)重疊平均(OverlapAveraging)柵欄效應(PicketFenceEffect)吉卜斯效應(GibbsEffect)基帶頻譜分析(BasebSpectralAnalysis)選帶頻譜分析

29、(BableSpectralAnalysis)細化(Zoom)數(shù)字移頻(DigitalFrequencyShift)抽樣率縮減(SamplingRateReduction)功率譜估計(PowerSpectrumEstimate)相關函數(shù)估計(CrelationEstimate)頻響函數(shù)估計(FrequencyResponseFunctionEstimate)相干函數(shù)估計(CoherenceFunctionEstimate)沖激響應函數(shù)估